Concerning the letter of Chorzelski et al, we agree that direct microscopic immunofluorescence testing of skin biopsy specimens from patients with pemphigus is a highly reliable, reproducible, and useful diagnostic laboratory test. However, we question the reliability of indirect
Judd KP, Lever WF, Mescon H. Reliability of Indirect Immunofluorescence Testing-Reply. Arch Dermatol. 1980;116(11):1228–1229. doi:10.1001/archderm.1980.01640350018007
Coronavirus Resource Center
Customize your JAMA Network experience by selecting one or more topics from the list below.